Ecophysiological Crop Modelling Combined with Genetic Analysis Is a Powerful Tool for Ideotype Design

Improving the grain yield of crops in both favourable and stressful environments is the main breeding objective required to ensure food security. In this review, I outline a genotype-to-phenotype approach that exploits the potential values of quantitative genetics and process-based crop modelling in...

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Main Author: Junfei Gu
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Agronomy
Subjects:
Online Access:https://www.mdpi.com/2073-4395/12/1/215
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author Junfei Gu
author_facet Junfei Gu
author_sort Junfei Gu
collection DOAJ
description Improving the grain yield of crops in both favourable and stressful environments is the main breeding objective required to ensure food security. In this review, I outline a genotype-to-phenotype approach that exploits the potential values of quantitative genetics and process-based crop modelling in developing new plant types with high yields. The effects of quantitative trait locus (QTL), for traits typically at the single-organ level over a short time scale, were projected for their impact on crop growth during the whole growing season in the field. This approach can provide more markers for selection programmes for specific environments whilst also allowing for prioritization. Crop modelling is thus a powerful tool for ideotyping under contrasting conditions, i.e., use of single-environment information for predicting phenotypes under different environments.
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spelling doaj.art-5e7594e79d4e4d539d87dc58e2069be32023-11-23T12:40:09ZengMDPI AGAgronomy2073-43952022-01-0112121510.3390/agronomy12010215Ecophysiological Crop Modelling Combined with Genetic Analysis Is a Powerful Tool for Ideotype DesignJunfei Gu0Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, ChinaImproving the grain yield of crops in both favourable and stressful environments is the main breeding objective required to ensure food security. In this review, I outline a genotype-to-phenotype approach that exploits the potential values of quantitative genetics and process-based crop modelling in developing new plant types with high yields. The effects of quantitative trait locus (QTL), for traits typically at the single-organ level over a short time scale, were projected for their impact on crop growth during the whole growing season in the field. This approach can provide more markers for selection programmes for specific environments whilst also allowing for prioritization. Crop modelling is thus a powerful tool for ideotyping under contrasting conditions, i.e., use of single-environment information for predicting phenotypes under different environments.https://www.mdpi.com/2073-4395/12/1/215crop modelgenotype–environment interactionsquantitative trait locussimulation
spellingShingle Junfei Gu
Ecophysiological Crop Modelling Combined with Genetic Analysis Is a Powerful Tool for Ideotype Design
Agronomy
crop model
genotype–environment interactions
quantitative trait locus
simulation
title Ecophysiological Crop Modelling Combined with Genetic Analysis Is a Powerful Tool for Ideotype Design
title_full Ecophysiological Crop Modelling Combined with Genetic Analysis Is a Powerful Tool for Ideotype Design
title_fullStr Ecophysiological Crop Modelling Combined with Genetic Analysis Is a Powerful Tool for Ideotype Design
title_full_unstemmed Ecophysiological Crop Modelling Combined with Genetic Analysis Is a Powerful Tool for Ideotype Design
title_short Ecophysiological Crop Modelling Combined with Genetic Analysis Is a Powerful Tool for Ideotype Design
title_sort ecophysiological crop modelling combined with genetic analysis is a powerful tool for ideotype design
topic crop model
genotype–environment interactions
quantitative trait locus
simulation
url https://www.mdpi.com/2073-4395/12/1/215
work_keys_str_mv AT junfeigu ecophysiologicalcropmodellingcombinedwithgeneticanalysisisapowerfultoolforideotypedesign